Comparative accuracy of CT perfusion in diagnosing acute ischemic stroke: A systematic review of 27 trials

J Shen, X Li, Y Li, B Wu - PloS one, 2017‏ - journals.plos.org
Objective To systematically evaluate and compare the diagnostic accuracy of CT perfusion
(CTP), non-enhanced computed tomography (NCCT) and computed tomography …

Diagnostic and prognostic utility of computed tomography perfusion imaging in posterior circulation acute ischemic stroke: a systematic review and meta‐analysis

A Katyal, Z Calic, M Killingsworth… - European Journal of …, 2021‏ - Wiley Online Library
Background Computed tomography perfusion (CTP) imaging could be useful in the
diagnosis of posterior circulation stroke (PCS) and in identifying patients who are likely to …

Ischemic stroke lesion segmentation in CT perfusion scans using pyramid pooling and focal loss

SM Abulnaga, J Rubin - Brainlesion: glioma, multiple sclerosis, stroke and …, 2019‏ - Springer
We present a fully convolutional neural network for segmenting ischemic stroke lesions in
CT perfusion images for the ISLES 2018 challenge. Treatment of stroke is time sensitive and …

Self-supervised dynamic CT perfusion image denoising with deep neural networks

D Wu, H Ren, Q Li - IEEE Transactions on Radiation and …, 2020‏ - ieeexplore.ieee.org
Dynamic computed tomography perfusion (CTP) imaging is a promising approach for acute
ischemic stroke diagnosis and evaluation. Hemodynamic parametric maps of cerebral …

The prognostic value of CT angiography and CT perfusion in acute ischemic stroke

T Van Seeters, GJ Biessels, LJ Kappelle… - Cerebrovascular …, 2015‏ - karger.com
Background: CT angiography (CTA) and CT perfusion (CTP) are important diagnostic tools
in acute ischemic stroke. We investigated the prognostic value of CTA and CTP for clinical …

Additional diagnostic value of computed tomography perfusion for detection of acute ischemic stroke in the posterior circulation

EJRJ Van Der Hoeven, JW Dankbaar, A Algra, JA Vos… - Stroke, 2015‏ - Am Heart Assoc
Background and Purpose—Detection of acute infarction in the posterior circulation is
challenging. We aimed to determine the additional value of tomograpy (CT) perfusion to …

Defining acute ischemic stroke tissue pathophysiology with whole brain CT perfusion

A Bivard, C Levi, V Krishnamurthy… - Journal of …, 2014‏ - Elsevier
Background This study aimed to identify and validate whole brain perfusion computed
tomography (CTP) thresholds for ischemic core and salvageable penumbra in acute stroke …

Can perfusion CT unmask postictal stroke mimics? A case-control study of 133 patients

MGA Van Cauwenberge, S Dekeyzer… - Neurology, 2018‏ - AAN Enterprises
Objective To study the diagnostic value of volume perfusion CT (VPCT) in patients with
transient focal neurologic deficits following and during epileptic seizures, that mimic …

Diagnostic accuracy of computed tomography perfusion in the prediction of haemorrhagic transformation and patient outcome in acute ischaemic stroke: a systematic …

OD Adebayo, G Culpan - European stroke journal, 2020‏ - journals.sagepub.com
Purpose The aim of this systematic review and meta-analysis is to determine the diagnostic
accuracy of computed tomography brain perfusion in the prediction of haemorrhagic …

Understanding, justifying, and optimizing radiation exposure for CT imaging in nephrourology

A Ferrero, N Takahashi, TJ Vrtiska… - Nature Reviews …, 2019‏ - nature.com
An estimated 4–5 million CT scans are performed in the USA every year to investigate
nephrourological diseases such as urinary stones and renal masses. Despite the clinical …